CN217177873U

CN217177873U - Internal pressure reinforced pipe

Info

Publication number: CN217177873U
Application number: CN202220255422.3U
Authority: CN
Inventors: 晏要良
Original assignee: Jiangxi Tianfeng Construction Group Pipe Industry Technology Co ltd
Current assignee: Jiangxi Tianfeng Construction Group Pipe Industry Technology Co ltd
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2022-08-12
Anticipated expiration: 2032-02-08

Abstract

The utility model discloses an interior pressure reinforcing pipe relates to interior pressure reinforcing pipe technical field, including body and the protective case of setting at the outer peripheral surface of body, the body periphery is fixed with the protection skin, the inside protection inlayer that is fixed with of body, be equipped with the fan-shaped fixed strip that a plurality of annular distribute between the protection skin of protective case and body, fan-shaped fixed strip divide into a plurality of fan-shaped cavitys with the cavity between the protection skin of protective case and body, be equipped with the arc of being made by the elasticity material in the fan-shaped cavity, the activity runs through on the arc and is provided with the fly leaf, the arc passes through connecting block and fly leaf fixed connection, and the both ends of fly leaf lean on with one side of two adjacent fan-shaped fixed strips respectively. The utility model discloses in, when external pressure acted on the protective sleeve, can cushion it through passing this pressure to fan-shaped fixed strip through the arc, fine protection the body, avoid the body the condition of damage to appear.

Description

Internal pressure reinforced pipe

Technical Field

The utility model relates to an interior pressure reinforcing pipe technical field specifically is an interior pressure reinforcing pipe.

Background

The pipe is a carrier for medium transmission, the transmitted medium comprises gas, liquid, mixed particles and the like, and the pipe is widely applied to the fields of municipal transformation engineering, construction, industrial and agricultural drainage, agricultural water-saving irrigation, sewage treatment engineering and the like, wherein the water pipe and the gas pipe are two largest application markets of the pipe and are the best substitute products of other pipes made of traditional cement pipes, cast iron pipes and the like.

When the existing internal pressure reinforcing pipe is under external pressure, the pipe is easy to break, the pressure resistance effect is poor, the pipe is easy to damage, and the service life of the pipe is influenced. In summary, we propose an internal pressure enhanced tube.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an interior pressure reinforcing pipe to solve the problem in the above-mentioned technical background. In order to achieve the above object, the utility model provides a following technical scheme:

an internal pressure reinforced pipe comprises a pipe body and a protective sleeve arranged on the outer circumferential surface of the pipe body, wherein a protective outer layer is fixed on the periphery of the pipe body, and a protective inner layer is fixed inside the pipe body;

protective case with be equipped with the fan-shaped fixed strip that a plurality of annular distribute between the protection skin of body, the cavity between the protection skin of protective case and body is divided into a plurality of fan-shaped cavities to fan-shaped cavity of direction of body along protective case, and reduces gradually, be equipped with the arc of being made by the elasticity material in the fan-shaped cavity, the bottom of arc is fixed on the outer wall of protection, and the top is fixed on protective case's inner wall, the arc both sides are close to one side fixed connection of the position of bottom and fan-shaped fixed strip, the activity runs through on the arc is provided with the fly leaf, the arc passes through connecting block and fly leaf fixed connection, just the both ends of fly leaf lean on with one side of two adjacent fan-shaped fixed strips respectively.

As a further aspect of the present invention: the protective sleeve comprises a pressure-resistant layer and an outer reinforcing layer, wherein the pressure-resistant layer is arranged on the periphery of the outer reinforcing layer.

As a further aspect of the present invention: the outer layer of protection includes wearing layer and corrosion-resistant layer, the corrosion-resistant layer is fixed on the outer wall of body, just the wearing layer sets up in the periphery of corrosion-resistant layer.

As a further aspect of the present invention: the protection inlayer includes supporting layer and interior enhancement layer, the supporting layer is fixed on the inner wall of body, just interior enhancement layer sets up the inside at the supporting layer.

As a further aspect of the present invention: the two ends of the movable plate, which are close to the fan-shaped fixing strip, are fixedly connected with force transfer blocks, and the force transfer blocks are tightly attached to the side walls of the fan-shaped fixing strip.

As a further aspect of the present invention: an elastic filling layer is arranged in a gap between the movable plate and the outer protection layer, and the elastic filling layer is arranged between the arc-shaped plate and the outer protection layer.

Has the advantages that:

1. the utility model provides an interior pressure reinforcing pipe the utility model discloses in, protective case sets up the periphery at the body, receives external pressure when protective case after, this pressure can be acted on the arc, cushion this pressure through the arc, simultaneously under the pressure action, arc self can take place deformation and drive the fly leaf and push down to lead to one side removal of the both ends orientation body of fly leaf, and under the squeezing action of fan-shaped fixed strip, further cushion and weaken external pressure, reduced the influence of external pressure to the body, protected the structure of body and prolonged the life of the utility model.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural diagram of an arc plate according to the present invention;

fig. 3 is a schematic view of the internal structure of the tube body of the present invention.

In the figure: 1. protecting the sleeve; 2. a pipe body; 3. a pressure resistant layer; 4. a reinforcing layer is added; 5. a sector fixing strip; 6. an arc-shaped plate; 7. a wear layer; 8. a corrosion-resistant layer; 9. connecting blocks; 10. a movable plate; 11. a force transfer block; 12. an elastic filling layer; 13. a support layer; 14. and an inner reinforcing layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The utility model provides a following technical scheme:

as shown in fig. 1, an internal pressure reinforced pipe comprises a pipe body 2 and a protective sleeve 1 arranged on the outer circumferential surface of the pipe body 2, wherein a protective outer layer is fixed on the periphery of the pipe body 2, a protective inner layer is fixed inside the pipe body 2, and the pipe body 2 is surrounded by the protective sleeve 1, so that the phenomenon that when the novel pipe receives external pressure, the external pressure is prevented from directly acting on the pipe body 2, and the integral structure of the pipe body 2 is damaged can be avoided;

the protective sleeve 1 comprises a compression-resistant layer 3 and an outer reinforcing layer 4, the compression-resistant layer 3 is arranged on the periphery of the outer reinforcing layer 4, the compression-resistant layer 3 can be made of hard rubber materials, the structure of the protective sleeve 1 is prevented from being damaged due to external pressure, and the structure of the protective sleeve 1 can be further reinforced by matching with the arrangement of the outer reinforcing layer 4, so that the bearing capacity of the utility model is improved;

as shown in fig. 2, a plurality of fan-shaped fixing strips 5 are disposed between the protective sleeve 1 and the protective outer layer of the tube 2, the fan-shaped fixing strips 5 divide the cavity between the protective sleeve 1 and the protective outer layer of the tube 2 into a plurality of fan-shaped cavities, and the width of the fan-shaped cavities gradually decreases along the direction from the protective sleeve 1 to the tube 2, an arc 6 made of elastic material is disposed in the fan-shaped cavities, the bottom of the arc 6 is fixed on the outer wall of the protective outer layer, the top of the arc 6 is fixed on the inner wall of the protective sleeve 1, the positions of two sides of the arc 6 near the bottom are fixedly connected with one side of the fan-shaped fixing strips 5, a movable plate 10 is movably disposed on the arc 6, the arc 6 is fixedly connected with the movable plate 10 through a connecting block 9, and two ends of the movable plate 10 respectively abut against one side of two adjacent fan-shaped fixing strips 5, when external pressure acts on the utility model, firstly, on the protective sleeve 1 under the action of the external pressure, under the action of the structure of the protective sleeve 1, the preliminary buffering of the external pressure can be realized, then the external pressure can directly act on the arc-shaped plate 6, the arc-shaped bulge at the top of the arc-shaped plate 6 is arranged, under the action of the external pressure, the arc-shaped plate 6 can generate deformation and gradually flatten towards the direction of the pipe body 2, because the positions at two sides of the arc-shaped plate 6, which are close to the bottom, are fixedly connected with one side of the fan-shaped fixing strip 5, so that after the arc-shaped plate 6 deforms under the external pressure, the two sides of the arc-shaped plate 6 extrude towards the side wall of the fan-shaped fixing strip 5 and are butted with the side wall, the force is transmitted to the fan-shaped fixing strip 5, because the fan-shaped fixing strip 5 is fixedly arranged and has the strength angle, the external pressure can be buffered and weakened, the structure of the pipe body 2 for further protection can avoid the external pressure acting on the pipe body 2, meanwhile, after the arc-shaped plate 6 is deformed and pressed downwards, the movable plate 10 is driven to move towards the direction of the pipe body 2, and the width of the fan-shaped cavity is gradually reduced along the direction from the protective sleeve 1 to the pipe body 2, so that the movable plate 10 can be gradually extruded towards the side walls of the two adjacent fan-shaped fixing strips 5, force is further transmitted to the fan-shaped fixing strips 5, external pressure is further buffered and weakened, and the integral structure of the pipe body 2 is protected;

the two ends of the movable plate 10, which are close to the fan-shaped fixing strips 5, are fixedly connected with force transfer blocks 11, the force transfer blocks 11 are tightly attached to the side walls of the fan-shaped fixing strips 5, the force transfer blocks 11 are convenient for the movable plate 10 to transfer force to the fan-shaped fixing strips 5 on the two sides, an elastic filling layer 12 is arranged in a gap between the movable plate 10 and the protective outer layer, the elastic filling layer 12 is arranged between the arc-shaped plate 6 and the protective outer layer, and after the movable plate 10 is pressed down, the elastic filling layer 12 can be extruded to further buffer the external pressure, and meanwhile, the movable plate 10 and the arc-shaped plate 6 in the practical application can be rapidly restored to the original state after no external pressure acts on the movable plate 10 and the arc-shaped plate 6;

the utility model discloses in, protective case 1 sets up the periphery at body 2, after protective case 1 received external pressure, this pressure can be acted on arc 6, cushion this pressure through arc 6, simultaneously under the pressure action, arc 6 self can take place deformation and drive fly leaf 10 and push down, thereby lead to one side removal of both ends orientation body 2 of fly leaf 10, and under the squeezing action of fan-shaped fixed strip 5, further cushion and weaken external pressure, reduced the influence of external pressure to the body, protected the structure of body and prolonged the utility model discloses a life.

As shown in fig. 3, the outer protection layer includes a wear-resistant layer 7 and a corrosion-resistant layer 8, the corrosion-resistant layer 8 is fixed on the outer wall of the pipe body 2, the wear-resistant layer 7 is arranged at the periphery of the corrosion-resistant layer 8, the inner protection layer includes a supporting layer 13 and an inner reinforcing layer 14, the supporting layer 13 is fixed on the inner wall of the pipe body 2, and the inner reinforcing layer 14 is arranged inside the supporting layer 13, the wear-resistant layer 7 improves the wear resistance of the pipe body 2, the corrosion-resistant layer 8 improves the corrosion resistance of the pipe body 2, and the inner reinforcing layer 14 and the supporting layer 13 are arranged to improve the pressure resistance of the pipe body 2, so as to further protect the overall structure of the pipe body 2;

the working principle is as follows: firstly, on protective sleeve 1 under the action of external pressure, under the action of the structure of protective sleeve 1, the preliminary buffering to the external pressure can be realized, then the external pressure can directly act on arc 6, arc 6 can deform and flatten towards the direction of pipe body 2 gradually, so that two sides of arc 6 extrude towards and collide with the side walls of fan-shaped fixed strips 5, force is transmitted to fan-shaped fixed strips 5, the external pressure is buffered and weakened through fan-shaped fixed strips 5, the structure of pipe body 2 is further protected, and after arc 6 deforms and presses downwards, movable plate 10 can be driven to move towards the direction of pipe body 2, so that movable plate 10 can extrude towards the side walls of two adjacent fan-shaped fixed strips 5 gradually, and further force is transmitted to fan-shaped fixed strips 5, further buffering and weakening the external pressure, the overall structure of the pipe body 2 is protected.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An internal pressure reinforced pipe, characterized in that: the protective sleeve comprises a pipe body (2) and a protective sleeve (1) arranged on the outer circumferential surface of the pipe body (2), wherein a protective outer layer is fixed on the periphery of the pipe body (2), and a protective inner layer is fixed inside the pipe body (2);

a plurality of fan-shaped fixing strips (5) distributed in an annular shape are arranged between the protective outer layer of the protective sleeve (1) and the protective outer layer of the tube body (2), the fan-shaped fixing strips (5) divide a cavity between the protective sleeve (1) and the protective outer layer of the tube body (2) into a plurality of fan-shaped cavities, the width of each fan-shaped cavity is gradually reduced along the direction from the protective sleeve (1) to the tube body (2), an arc-shaped plate (6) made of elastic material is arranged in each fan-shaped cavity, the bottom of each arc-shaped plate (6) is fixed on the outer wall of the protective outer layer, the top of each arc-shaped plate is fixed on the inner wall of the protective sleeve (1), the positions, close to the bottoms, of the two sides of each arc-shaped plate (6) are fixedly connected with one side of each fan-shaped fixing strip (5), a movable plate (10) is movably arranged on each arc-shaped plate (6) in a penetrating mode, and each arc-shaped plate (6) is fixedly connected with the movable plates (10) through a connecting block (9), and two ends of the movable plate (10) are respectively abutted against one side of each of the two adjacent fan-shaped fixing strips (5).

2. An internal pressure intensifying pipe as set forth in claim 1, wherein: the protective sleeve (1) comprises a pressure-resistant layer (3) and an outer reinforcing layer (4), wherein the pressure-resistant layer (3) is arranged on the periphery of the outer reinforcing layer (4).

3. An internal pressure intensifying pipe as set forth in claim 1, wherein: the outer layer of protection includes wearing layer (7) and corrosion-resistant layer (8), corrosion-resistant layer (8) are fixed on the outer wall of body (2), just wearing layer (7) set up in the periphery of corrosion-resistant layer (8).

4. An internal pressure intensifying pipe as set forth in claim 1, wherein: the inner protection layer comprises a support layer (13) and an inner reinforcing layer (14), the support layer (13) is fixed on the inner wall of the pipe body (2), and the inner reinforcing layer (14) is arranged inside the support layer (13).

5. An internal pressure intensifying pipe as set forth in claim 1, wherein: the two ends of the movable plate (10) close to the fan-shaped fixing strips (5) are fixedly connected with force transmission blocks (11), and the force transmission blocks (11) are tightly attached to the side walls of the fan-shaped fixing strips (5).

6. An internal pressure intensifying pipe as set forth in claim 1, wherein: an elastic filling layer (12) is arranged in a gap between the movable plate (10) and the outer protection layer, and the elastic filling layer (12) is arranged between the arc-shaped plate (6) and the outer protection layer.